﻿<p><em>IfcObjectiveEnum</em> is an enumeration used to determine the objective for which purpose the constraint needs to be satisfied.</p> 

<blockquote class="history">
HISTORY&nbsp; New enumeration in IFC2.0.
</blockquote> 

<blockquote class="change-ifc2x4">
IFC4 CHANGE&nbsp; Extended to include CODEWAIVER.
</blockquote>